<!DOCTYPE html>
<html>
<head>
    <title></title>
</head>
<body>
<form action="/upload/upload_step?login_name=tom&plan_id=33&plan_job_id_list=1,2,3&step_id_list=,4,5,6," method="post" enctype="multipart/form-data">
    <input type="file" name="files" multiple="multiple">
    <button type="submit">launch</button>
</form>
</body>
</html>
